mirror of
https://github.com/nodejs/node.git
synced 2025-05-15 19:07:23 +00:00
9d7cd9b864
PR-URL: https://github.com/nodejs/node/pull/54077 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Richard Lau <rlau@redhat.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com>
62 lines
2.5 KiB
JavaScript
62 lines
2.5 KiB
JavaScript
// Copyright 2024 the V8 project authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
|
|
|
|
|
|
(function TestArrayCopyErrorReasons() {
|
|
var builder = new WasmModuleBuilder();
|
|
let array = builder.addArray(kWasmI32, true);
|
|
|
|
// The array.copy has two different reasons to trap. (null dereference, oob)
|
|
// All compilers should emit the same reason in all cases. Which one doesn't
|
|
// really matter and could be changed in the future, e.g. if it improves
|
|
// generated code.
|
|
builder.addFunction("tgtNullSrcNull", kSig_v_v)
|
|
.addBody([
|
|
kExprRefNull, array, // target array (nullptr)
|
|
kExprI32Const, 2, // target index
|
|
kExprRefNull, array, // source array (nullptr)
|
|
kExprI32Const, 2, // source index
|
|
kExprI32Const, 2, // length
|
|
kGCPrefix, kExprArrayCopy, array, array,
|
|
]).exportFunc();
|
|
|
|
builder.addFunction("tgtOobSrcNull", kSig_v_v)
|
|
.addBody([
|
|
kExprI32Const, 4, kGCPrefix, kExprArrayNewDefault, array, // target array
|
|
kExprI32Const, 42, // target index (out of bounds)
|
|
kExprRefNull, array, // source array (nullptr)
|
|
kExprI32Const, 2, // source index
|
|
kExprI32Const, 2, // length
|
|
kGCPrefix, kExprArrayCopy, array, array,
|
|
]).exportFunc();
|
|
|
|
builder.addFunction("tgtNullSrcOob", kSig_v_v)
|
|
.addBody([
|
|
kExprRefNull, array, // target array (nullptr)
|
|
kExprI32Const, 2, // target index
|
|
kExprI32Const, 4, kGCPrefix, kExprArrayNewDefault, array, // source array
|
|
kExprI32Const, 42, // source index (out of bounds)
|
|
kExprI32Const, 2, // length
|
|
kGCPrefix, kExprArrayCopy, array, array,
|
|
]).exportFunc();
|
|
|
|
builder.addFunction("tgtOobSrcOob", kSig_v_v)
|
|
.addBody([
|
|
kExprI32Const, 4, kGCPrefix, kExprArrayNewDefault, array, // target array
|
|
kExprI32Const, 42, // target index (out of bounds)
|
|
kExprI32Const, 4, kGCPrefix, kExprArrayNewDefault, array, // source array
|
|
kExprI32Const, 42, // source index (out of bounds)
|
|
kExprI32Const, 2, // length
|
|
kGCPrefix, kExprArrayCopy, array, array,
|
|
]).exportFunc();
|
|
|
|
let wasm = builder.instantiate().exports;
|
|
assertTraps(kTrapNullDereference, wasm.tgtNullSrcNull);
|
|
assertTraps(kTrapArrayOutOfBounds, wasm.tgtOobSrcNull);
|
|
assertTraps(kTrapNullDereference, wasm.tgtNullSrcOob);
|
|
assertTraps(kTrapArrayOutOfBounds, wasm.tgtOobSrcOob);
|
|
})();
|